Why might speakers in highly charged situations need to use emotional appeals cautiously, even sparingly? 4?

earlier philosophers whose work influenced the enlightenment included bacon, descartes, locke, and spinoza. the major figures of the enlightenment included beccaria, diderot, hume, kant, montesquieu, rousseau, adam smith, and voltaire. it spread the ideas of the enlightenment across europe and beyond.

well considering i can't see the graph, it's probably prices